Yes, you should be able to use the heading information from your autopilot to achieve this quite easily another alternative would be to use a SIMRAD heading sensor that will integrate into the NMEA2K system of the Lowrance (Lowrance / Simrad are both Navico companies)

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the memories of a man in his old age, are the dreams of a man in his prime
Pink Floyd - 'Free Four'

Yes, you should be able to use the heading information from your autopilot to achieve this quite easily another alternative would be to use a SIMRAD heading sensor that will integrate into the NMEA2K system of the Lowrance (Lowrance / Simrad are both Navico companies)